Matematica mentale Worksheet

Recommended for 1° grado — 5° grado

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Matematica mentale Worksheet

Nome: ____________________Date: ____________

Instructions: Usare strategie mentali come fare dieci, raddoppiare e compensare per calcolare rapidamente.

20 problems

  1. 2 × 10 = ______
  2. 81 − 10 = ______
  3. 75 − 10 = ______
  4. 69 − 10 = ______
  5. 37 + 10 = ______
  6. 61 + 10 = ______
  7. 49 + 20 = ______
  8. 3 × 10 = ______
  9. 77 + 10 = ______
  10. 44 − 10 = ______
  11. 55 + 20 = ______
  12. 20 + 20 = ______
  13. 65 + 20 = ______
  14. 88 − 10 = ______
  15. 67 + 10 = ______
  16. 32 + 20 = ______
  17. 85 + 10 = ______
  18. 1 × 10 = ______
  19. 47 + 10 = ______
  20. 41 + 20 = ______
Matematica mentale Worksheet — Free Printable with Answer Key | WaffleMath